chore(deps): update dependency ts-loader to v9

Author: renovate[bot]

package-lock.json

@@ -52,7 +52,7 @@
     "prettier": "2.5.1",
     "supertest": "6.2.2",
     "ts-jest": "26.5.6",
-    "ts-loader": "8.3.0",
+    "ts-loader": "9.4.2",
     "ts-node": "9.1.1",
     "tsconfig-paths": "3.12.0",
     "typescript": "4.5.5"